50831712 has 84 divisors (see below), whose sum is σ = 150112620. Its totient is φ = 16936128.

The previous prime is 50831701. The next prime is 50831731. The reversal of 50831712 is 21713805.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 22239 + ... + 24417.

It is an arithmetic number, because the mean of its divisors is an integer number (1787055).

Almost surely, 2^50831712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50831712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75056310).

50831712 is an abundant number, since it is smaller than the sum of its proper divisors (99280908).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50831712 is an equidigital number, since it uses as much as digits as its factorization.

50831712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2207 (or 2184 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 50831712 is about 7129.6361758508. The cubic root of 50831712 is about 370.4346292574.

The spelling of 50831712 in words is "fifty million, eight hundred thirty-one thousand, seven hundred twelve".